Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Tiffany Lin | 6863 | 98.65% | 7 | 46.67% |
Ezequiel García | 47 | 0.68% | 1 | 6.67% |
Hans Verkuil | 29 | 0.42% | 1 | 6.67% |
Alexandre Courbot | 10 | 0.14% | 1 | 6.67% |
Mauro Carvalho Chehab | 4 | 0.06% | 2 | 13.33% |
Thomas Gleixner | 2 | 0.03% | 1 | 6.67% |
Julia Lawall | 1 | 0.01% | 1 | 6.67% |
Tomasz Figa | 1 | 0.01% | 1 | 6.67% |
Total | 6957 | 15 |
// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016 MediaTek Inc. * Author: PC Chen <pc.chen@mediatek.com> * Tiffany Lin <tiffany.lin@mediatek.com> */ #include <media/v4l2-event.h> #include <media/v4l2-mem2mem.h> #include <media/videobuf2-dma-contig.h> #include <soc/mediatek/smi.h> #include "mtk_vcodec_drv.h" #include "mtk_vcodec_enc.h" #include "mtk_vcodec_intr.h" #include "mtk_vcodec_util.h" #include "venc_drv_if.h" #define MTK_VENC_MIN_W 160U #define MTK_VENC_MIN_H 128U #define MTK_VENC_MAX_W 1920U #define MTK_VENC_MAX_H 1088U #define DFT_CFG_WIDTH MTK_VENC_MIN_W #define DFT_CFG_HEIGHT MTK_VENC_MIN_H #define MTK_MAX_CTRLS_HINT 20 #define OUT_FMT_IDX 0 #define CAP_FMT_IDX 4 static void mtk_venc_worker(struct work_struct *work); static struct mtk_video_fmt mtk_video_formats[] = { { .fourcc = V4L2_PIX_FMT_NV12M, .type = MTK_FMT_FRAME, .num_planes = 2, }, { .fourcc = V4L2_PIX_FMT_NV21M, .type = MTK_FMT_FRAME, .num_planes = 2, }, { .fourcc = V4L2_PIX_FMT_YUV420M, .type = MTK_FMT_FRAME, .num_planes = 3, }, { .fourcc = V4L2_PIX_FMT_YVU420M, .type = MTK_FMT_FRAME, .num_planes = 3, }, { .fourcc = V4L2_PIX_FMT_H264, .type = MTK_FMT_ENC, .num_planes = 1, }, { .fourcc = V4L2_PIX_FMT_VP8, .type = MTK_FMT_ENC, .num_planes = 1, }, }; #define NUM_FORMATS ARRAY_SIZE(mtk_video_formats) static const struct mtk_codec_framesizes mtk_venc_framesizes[] = { { .fourcc = V4L2_PIX_FMT_H264, .stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16, MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 }, }, { .fourcc = V4L2_PIX_FMT_VP8, .stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16, MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 }, }, }; #define NUM_SUPPORTED_FRAMESIZE ARRAY_SIZE(mtk_venc_framesizes) static int vidioc_venc_s_ctrl(struct v4l2_ctrl *ctrl) { struct mtk_vcodec_ctx *ctx = ctrl_to_ctx(ctrl); struct mtk_enc_params *p = &ctx->enc_params; int ret = 0; switch (ctrl->id) { case V4L2_CID_MPEG_VIDEO_BITRATE: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_BITRATE val = %d", ctrl->val); p->bitrate = ctrl->val; ctx->param_change |= MTK_ENCODE_PARAM_BITRATE; break; case V4L2_CID_MPEG_VIDEO_B_FRAMES: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_B_FRAMES val = %d", ctrl->val); p->num_b_frame = ctrl->val; break; case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE val = %d", ctrl->val); p->rc_frame = ctrl->val; break; case V4L2_CID_MPEG_VIDEO_H264_MAX_QP: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_MAX_QP val = %d", ctrl->val); p->h264_max_qp = ctrl->val; break; case V4L2_CID_MPEG_VIDEO_HEADER_MODE: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_HEADER_MODE val = %d", ctrl->val); p->seq_hdr_mode = ctrl->val; break; case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE val = %d", ctrl->val); p->rc_mb = ctrl->val; break; case V4L2_CID_MPEG_VIDEO_H264_PROFILE: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_PROFILE val = %d", ctrl->val); p->h264_profile = ctrl->val; break; case V4L2_CID_MPEG_VIDEO_H264_LEVEL: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_LEVEL val = %d", ctrl->val); p->h264_level = ctrl->val; break; case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_I_PERIOD val = %d", ctrl->val); p->intra_period = ctrl->val; ctx->param_change |= MTK_ENCODE_PARAM_INTRA_PERIOD; break; case V4L2_CID_MPEG_VIDEO_GOP_SIZE: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_GOP_SIZE val = %d", ctrl->val); p->gop_size = ctrl->val; ctx->param_change |= MTK_ENCODE_PARAM_GOP_SIZE; break; case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME: mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME"); p->force_intra = 1; ctx->param_change |= MTK_ENCODE_PARAM_FORCE_INTRA; break; default: ret = -EINVAL; break; } return ret; } static const struct v4l2_ctrl_ops mtk_vcodec_enc_ctrl_ops = { .s_ctrl = vidioc_venc_s_ctrl, }; static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool output_queue) { struct mtk_video_fmt *fmt; int i, j = 0; for (i = 0; i < NUM_FORMATS; ++i) { if (output_queue && mtk_video_formats[i].type != MTK_FMT_FRAME) continue; if (!output_queue && mtk_video_formats[i].type != MTK_FMT_ENC) continue; if (j == f->index) { fmt = &mtk_video_formats[i]; f->pixelformat = fmt->fourcc; memset(f->reserved, 0, sizeof(f->reserved)); return 0; } ++j; } return -EINVAL; } static int vidioc_enum_framesizes(struct file *file, void *fh, struct v4l2_frmsizeenum *fsize) { int i = 0; if (fsize->index != 0) return -EINVAL; for (i = 0; i < NUM_SUPPORTED_FRAMESIZE; ++i) { if (fsize->pixel_format != mtk_venc_framesizes[i].fourcc) continue; fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; fsize->stepwise = mtk_venc_framesizes[i].stepwise; return 0; } return -EINVAL; } static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv, struct v4l2_fmtdesc *f) { return vidioc_enum_fmt(f, false); } static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov, struct v4l2_fmtdesc *f) { return vidioc_enum_fmt(f, true); } static int vidioc_venc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { strscpy(cap->driver, MTK_VCODEC_ENC_NAME, sizeof(cap->driver)); strscpy(cap->bus_info, MTK_PLATFORM_STR, sizeof(cap->bus_info)); strscpy(cap->card, MTK_PLATFORM_STR, sizeof(cap->card)); return 0; } static int vidioc_venc_s_parm(struct file *file, void *priv, struct v4l2_streamparm *a) { struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) return -EINVAL; ctx->enc_params.framerate_num = a->parm.output.timeperframe.denominator; ctx->enc_params.framerate_denom = a->parm.output.timeperframe.numerator; ctx->param_change |= MTK_ENCODE_PARAM_FRAMERATE; a->parm.output.capability = V4L2_CAP_TIMEPERFRAME; return 0; } static int vidioc_venc_g_parm(struct file *file, void *priv, struct v4l2_streamparm *a) { struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) return -EINVAL; a->parm.output.capability = V4L2_CAP_TIMEPERFRAME; a->parm.output.timeperframe.denominator = ctx->enc_params.framerate_num; a->parm.output.timeperframe.numerator = ctx->enc_params.framerate_denom; return 0; } static struct mtk_q_data *mtk_venc_get_q_data(struct mtk_vcodec_ctx *ctx, enum v4l2_buf_type type) { if (V4L2_TYPE_IS_OUTPUT(type)) return &ctx->q_data[MTK_Q_DATA_SRC]; return &ctx->q_data[MTK_Q_DATA_DST]; } static struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f) { struct mtk_video_fmt *fmt; unsigned int k; for (k = 0; k < NUM_FORMATS; k++) { fmt = &mtk_video_formats[k]; if (fmt->fourcc == f->fmt.pix.pixelformat) return fmt; } return NULL; } /* V4L2 specification suggests the driver corrects the format struct if any of * the dimensions is unsupported */ static int vidioc_try_fmt(struct v4l2_format *f, struct mtk_video_fmt *fmt) { struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; int i; pix_fmt_mp->field = V4L2_FIELD_NONE; if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { pix_fmt_mp->num_planes = 1; pix_fmt_mp->plane_fmt[0].bytesperline = 0; } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { int tmp_w, tmp_h; pix_fmt_mp->height = clamp(pix_fmt_mp->height, MTK_VENC_MIN_H, MTK_VENC_MAX_H); pix_fmt_mp->width = clamp(pix_fmt_mp->width, MTK_VENC_MIN_W, MTK_VENC_MAX_W); /* find next closer width align 16, heign align 32, size align * 64 rectangle */ tmp_w = pix_fmt_mp->width; tmp_h = pix_fmt_mp->height; v4l_bound_align_image(&pix_fmt_mp->width, MTK_VENC_MIN_W, MTK_VENC_MAX_W, 4, &pix_fmt_mp->height, MTK_VENC_MIN_H, MTK_VENC_MAX_H, 5, 6); if (pix_fmt_mp->width < tmp_w && (pix_fmt_mp->width + 16) <= MTK_VENC_MAX_W) pix_fmt_mp->width += 16; if (pix_fmt_mp->height < tmp_h && (pix_fmt_mp->height + 32) <= MTK_VENC_MAX_H) pix_fmt_mp->height += 32; mtk_v4l2_debug(0, "before resize width=%d, height=%d, after resize width=%d, height=%d, sizeimage=%d %d", tmp_w, tmp_h, pix_fmt_mp->width, pix_fmt_mp->height, pix_fmt_mp->plane_fmt[0].sizeimage, pix_fmt_mp->plane_fmt[1].sizeimage); pix_fmt_mp->num_planes = fmt->num_planes; pix_fmt_mp->plane_fmt[0].sizeimage = pix_fmt_mp->width * pix_fmt_mp->height + ((ALIGN(pix_fmt_mp->width, 16) * 2) * 16); pix_fmt_mp->plane_fmt[0].bytesperline = pix_fmt_mp->width; if (pix_fmt_mp->num_planes == 2) { pix_fmt_mp->plane_fmt[1].sizeimage = (pix_fmt_mp->width * pix_fmt_mp->height) / 2 + (ALIGN(pix_fmt_mp->width, 16) * 16); pix_fmt_mp->plane_fmt[2].sizeimage = 0; pix_fmt_mp->plane_fmt[1].bytesperline = pix_fmt_mp->width; pix_fmt_mp->plane_fmt[2].bytesperline = 0; } else if (pix_fmt_mp->num_planes == 3) { pix_fmt_mp->plane_fmt[1].sizeimage = pix_fmt_mp->plane_fmt[2].sizeimage = (pix_fmt_mp->width * pix_fmt_mp->height) / 4 + ((ALIGN(pix_fmt_mp->width, 16) / 2) * 16); pix_fmt_mp->plane_fmt[1].bytesperline = pix_fmt_mp->plane_fmt[2].bytesperline = pix_fmt_mp->width / 2; } } for (i = 0; i < pix_fmt_mp->num_planes; i++) memset(&(pix_fmt_mp->plane_fmt[i].reserved[0]), 0x0, sizeof(pix_fmt_mp->plane_fmt[0].reserved)); pix_fmt_mp->flags = 0; memset(&pix_fmt_mp->reserved, 0x0, sizeof(pix_fmt_mp->reserved)); return 0; } static void mtk_venc_set_param(struct mtk_vcodec_ctx *ctx, struct venc_enc_param *param) { struct mtk_q_data *q_data_src = &ctx->q_data[MTK_Q_DATA_SRC]; struct mtk_enc_params *enc_params = &ctx->enc_params; switch (q_data_src->fmt->fourcc) { case V4L2_PIX_FMT_YUV420M: param->input_yuv_fmt = VENC_YUV_FORMAT_I420; break; case V4L2_PIX_FMT_YVU420M: param->input_yuv_fmt = VENC_YUV_FORMAT_YV12; break; case V4L2_PIX_FMT_NV12M: param->input_yuv_fmt = VENC_YUV_FORMAT_NV12; break; case V4L2_PIX_FMT_NV21M: param->input_yuv_fmt = VENC_YUV_FORMAT_NV21; break; default: mtk_v4l2_err("Unsupported fourcc =%d", q_data_src->fmt->fourcc); break; } param->h264_profile = enc_params->h264_profile; param->h264_level = enc_params->h264_level; /* Config visible resolution */ param->width = q_data_src->visible_width; param->height = q_data_src->visible_height; /* Config coded resolution */ param->buf_width = q_data_src->coded_width; param->buf_height = q_data_src->coded_height; param->frm_rate = enc_params->framerate_num / enc_params->framerate_denom; param->intra_period = enc_params->intra_period; param->gop_size = enc_params->gop_size; param->bitrate = enc_params->bitrate; mtk_v4l2_debug(0, "fmt 0x%x, P/L %d/%d, w/h %d/%d, buf %d/%d, fps/bps %d/%d, gop %d, i_period %d", param->input_yuv_fmt, param->h264_profile, param->h264_level, param->width, param->height, param->buf_width, param->buf_height, param->frm_rate, param->bitrate, param->gop_size, param->intra_period); } static int vidioc_venc_s_fmt_cap(struct file *file, void *priv, struct v4l2_format *f) { struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); struct vb2_queue *vq; struct mtk_q_data *q_data; int i, ret; struct mtk_video_fmt *fmt; vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type); if (!vq) { mtk_v4l2_err("fail to get vq"); return -EINVAL; } if (vb2_is_busy(vq)) { mtk_v4l2_err("queue busy"); return -EBUSY; } q_data = mtk_venc_get_q_data(ctx, f->type); if (!q_data) { mtk_v4l2_err("fail to get q data"); return -EINVAL; } fmt = mtk_venc_find_format(f); if (!fmt) { f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc; fmt = mtk_venc_find_format(f); } q_data->fmt = fmt; ret = vidioc_try_fmt(f, q_data->fmt); if (ret) return ret; q_data->coded_width = f->fmt.pix_mp.width; q_data->coded_height = f->fmt.pix_mp.height; q_data->field = f->fmt.pix_mp.field; for (i = 0; i < f->fmt.pix_mp.num_planes; i++) { struct v4l2_plane_pix_format *plane_fmt; plane_fmt = &f->fmt.pix_mp.plane_fmt[i]; q_data->bytesperline[i] = plane_fmt->bytesperline; q_data->sizeimage[i] = plane_fmt->sizeimage; } if (ctx->state == MTK_STATE_FREE) { ret = venc_if_init(ctx, q_data->fmt->fourcc); if (ret) { mtk_v4l2_err("venc_if_init failed=%d, codec type=%x", ret, q_data->fmt->fourcc); return -EBUSY; } ctx->state = MTK_STATE_INIT; } return 0; } static int vidioc_venc_s_fmt_out(struct file *file, void *priv, struct v4l2_format *f) { struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); struct vb2_queue *vq; struct mtk_q_data *q_data; int ret, i; struct mtk_video_fmt *fmt; struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type); if (!vq) { mtk_v4l2_err("fail to get vq"); return -EINVAL; } if (vb2_is_busy(vq)) { mtk_v4l2_err("queue busy"); return -EBUSY; } q_data = mtk_venc_get_q_data(ctx, f->type); if (!q_data) { mtk_v4l2_err("fail to get q data"); return -EINVAL; } fmt = mtk_venc_find_format(f); if (!fmt) { f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc; fmt = mtk_venc_find_format(f); } pix_fmt_mp->height = clamp(pix_fmt_mp->height, MTK_VENC_MIN_H, MTK_VENC_MAX_H); pix_fmt_mp->width = clamp(pix_fmt_mp->width, MTK_VENC_MIN_W, MTK_VENC_MAX_W); q_data->visible_width = f->fmt.pix_mp.width; q_data->visible_height = f->fmt.pix_mp.height; q_data->fmt = fmt; ret = vidioc_try_fmt(f, q_data->fmt); if (ret) return ret; q_data->coded_width = f->fmt.pix_mp.width; q_data->coded_height = f->fmt.pix_mp.height; q_data->field = f->fmt.pix_mp.field; ctx->colorspace = f->fmt.pix_mp.colorspace; ctx->ycbcr_enc = f->fmt.pix_mp.ycbcr_enc; ctx->quantization = f->fmt.pix_mp.quantization; ctx->xfer_func = f->fmt.pix_mp.xfer_func; for (i = 0; i < f->fmt.pix_mp.num_planes; i++) { struct v4l2_plane_pix_format *plane_fmt; plane_fmt = &f->fmt.pix_mp.plane_fmt[i]; q_data->bytesperline[i] = plane_fmt->bytesperline; q_data->sizeimage[i] = plane_fmt->sizeimage; } return 0; } static int vidioc_venc_g_fmt(struct file *file, void *priv, struct v4l2_format *f) { struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp; struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); struct vb2_queue *vq; struct mtk_q_data *q_data; int i; vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type); if (!vq) return -EINVAL; q_data = mtk_venc_get_q_data(ctx, f->type); pix->width = q_data->coded_width; pix->height = q_data->coded_height; pix->pixelformat = q_data->fmt->fourcc; pix->field = q_data->field; pix->num_planes = q_data->fmt->num_planes; for (i = 0; i < pix->num_planes; i++) { pix->plane_fmt[i].bytesperline = q_data->bytesperline[i]; pix->plane_fmt[i].sizeimage = q_data->sizeimage[i]; memset(&(pix->plane_fmt[i].reserved[0]), 0x0, sizeof(pix->plane_fmt[i].reserved)); } pix->flags = 0; pix->colorspace = ctx->colorspace; pix->ycbcr_enc = ctx->ycbcr_enc; pix->quantization = ctx->quantization; pix->xfer_func = ctx->xfer_func; return 0; } static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f) { struct mtk_video_fmt *fmt; struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); fmt = mtk_venc_find_format(f); if (!fmt) { f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc; fmt = mtk_venc_find_format(f); } f->fmt.pix_mp.colorspace = ctx->colorspace; f->fmt.pix_mp.ycbcr_enc = ctx->ycbcr_enc; f->fmt.pix_mp.quantization = ctx->quantization; f->fmt.pix_mp.xfer_func = ctx->xfer_func; return vidioc_try_fmt(f, fmt); } static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv, struct v4l2_format *f) { struct mtk_video_fmt *fmt; fmt = mtk_venc_find_format(f); if (!fmt) { f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc; fmt = mtk_venc_find_format(f); } if (!f->fmt.pix_mp.colorspace) { f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_REC709; f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT; f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT; f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT; } return vidioc_try_fmt(f, fmt); } static int vidioc_venc_g_selection(struct file *file, void *priv, struct v4l2_selection *s) { struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); struct mtk_q_data *q_data; if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) return -EINVAL; q_data = mtk_venc_get_q_data(ctx, s->type); if (!q_data) return -EINVAL; switch (s->target) { case V4L2_SEL_TGT_CROP_DEFAULT: case V4L2_SEL_TGT_CROP_BOUNDS: s->r.top = 0; s->r.left = 0; s->r.width = q_data->coded_width; s->r.height = q_data->coded_height; break; case V4L2_SEL_TGT_CROP: s->r.top = 0; s->r.left = 0; s->r.width = q_data->visible_width; s->r.height = q_data->visible_height; break; default: return -EINVAL; } return 0; } static int vidioc_venc_s_selection(struct file *file, void *priv, struct v4l2_selection *s) { struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); struct mtk_q_data *q_data; if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) return -EINVAL; q_data = mtk_venc_get_q_data(ctx, s->type); if (!q_data) return -EINVAL; switch (s->target) { case V4L2_SEL_TGT_CROP: /* Only support crop from (0,0) */ s->r.top = 0; s->r.left = 0; s->r.width = min(s->r.width, q_data->coded_width); s->r.height = min(s->r.height, q_data->coded_height); q_data->visible_width = s->r.width; q_data->visible_height = s->r.height; break; default: return -EINVAL; } return 0; } static int vidioc_venc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf) { struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); if (ctx->state == MTK_STATE_ABORT) { mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error", ctx->id); return -EIO; } return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf); } static int vidioc_venc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf) { struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); if (ctx->state == MTK_STATE_ABORT) { mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error", ctx->id); return -EIO; } return v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf); } const struct v4l2_ioctl_ops mtk_venc_ioctl_ops = { .vidioc_streamon = v4l2_m2m_ioctl_streamon, .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, .vidioc_qbuf = vidioc_venc_qbuf, .vidioc_dqbuf = vidioc_venc_dqbuf, .vidioc_querycap = vidioc_venc_querycap, .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane, .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane, .vidioc_enum_framesizes = vidioc_enum_framesizes, .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt_vid_cap_mplane, .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt_vid_out_mplane, .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, .vidioc_s_parm = vidioc_venc_s_parm, .vidioc_g_parm = vidioc_venc_g_parm, .vidioc_s_fmt_vid_cap_mplane = vidioc_venc_s_fmt_cap, .vidioc_s_fmt_vid_out_mplane = vidioc_venc_s_fmt_out, .vidioc_g_fmt_vid_cap_mplane = vidioc_venc_g_fmt, .vidioc_g_fmt_vid_out_mplane = vidioc_venc_g_fmt, .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, .vidioc_g_selection = vidioc_venc_g_selection, .vidioc_s_selection = vidioc_venc_s_selection, }; static int vb2ops_venc_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, unsigned int *nplanes, unsigned int sizes[], struct device *alloc_devs[]) { struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vq); struct mtk_q_data *q_data; unsigned int i; q_data = mtk_venc_get_q_data(ctx, vq->type); if (q_data == NULL) return -EINVAL; if (*nplanes) { for (i = 0; i < *nplanes; i++) if (sizes[i] < q_data->sizeimage[i]) return -EINVAL; } else { *nplanes = q_data->fmt->num_planes; for (i = 0; i < *nplanes; i++) sizes[i] = q_data->sizeimage[i]; } return 0; } static int vb2ops_venc_buf_prepare(struct vb2_buffer *vb) { struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); struct mtk_q_data *q_data; int i; q_data = mtk_venc_get_q_data(ctx, vb->vb2_queue->type); for (i = 0; i < q_data->fmt->num_planes; i++) { if (vb2_plane_size(vb, i) < q_data->sizeimage[i]) { mtk_v4l2_err("data will not fit into plane %d (%lu < %d)", i, vb2_plane_size(vb, i), q_data->sizeimage[i]); return -EINVAL; } } return 0; } static void vb2ops_venc_buf_queue(struct vb2_buffer *vb) { struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); struct vb2_v4l2_buffer *vb2_v4l2 = container_of(vb, struct vb2_v4l2_buffer, vb2_buf); struct mtk_video_enc_buf *mtk_buf = container_of(vb2_v4l2, struct mtk_video_enc_buf, vb); if ((vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) && (ctx->param_change != MTK_ENCODE_PARAM_NONE)) { mtk_v4l2_debug(1, "[%d] Before id=%d encode parameter change %x", ctx->id, mtk_buf->vb.vb2_buf.index, ctx->param_change); mtk_buf->param_change = ctx->param_change; mtk_buf->enc_params = ctx->enc_params; ctx->param_change = MTK_ENCODE_PARAM_NONE; } v4l2_m2m_buf_queue(ctx->m2m_ctx, to_vb2_v4l2_buffer(vb)); } static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count) { struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q); struct venc_enc_param param; int ret; int i; /* Once state turn into MTK_STATE_ABORT, we need stop_streaming * to clear it */ if ((ctx->state == MTK_STATE_ABORT) || (ctx->state == MTK_STATE_FREE)) { ret = -EIO; goto err_set_param; } /* Do the initialization when both start_streaming have been called */ if (V4L2_TYPE_IS_OUTPUT(q->type)) { if (!vb2_start_streaming_called(&ctx->m2m_ctx->cap_q_ctx.q)) return 0; } else { if (!vb2_start_streaming_called(&ctx->m2m_ctx->out_q_ctx.q)) return 0; } mtk_venc_set_param(ctx, ¶m); ret = venc_if_set_param(ctx, VENC_SET_PARAM_ENC, ¶m); if (ret) { mtk_v4l2_err("venc_if_set_param failed=%d", ret); ctx->state = MTK_STATE_ABORT; goto err_set_param; } ctx->param_change = MTK_ENCODE_PARAM_NONE; if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) && (ctx->enc_params.seq_hdr_mode != V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE)) { ret = venc_if_set_param(ctx, VENC_SET_PARAM_PREPEND_HEADER, NULL); if (ret) { mtk_v4l2_err("venc_if_set_param failed=%d", ret); ctx->state = MTK_STATE_ABORT; goto err_set_param; } ctx->state = MTK_STATE_HEADER; } return 0; err_set_param: for (i = 0; i < q->num_buffers; ++i) { if (q->bufs[i]->state == VB2_BUF_STATE_ACTIVE) { mtk_v4l2_debug(0, "[%d] id=%d, type=%d, %d -> VB2_BUF_STATE_QUEUED", ctx->id, i, q->type, (int)q->bufs[i]->state); v4l2_m2m_buf_done(to_vb2_v4l2_buffer(q->bufs[i]), VB2_BUF_STATE_QUEUED); } } return ret; } static void vb2ops_venc_stop_streaming(struct vb2_queue *q) { struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q); struct vb2_v4l2_buffer *src_buf, *dst_buf; int ret; mtk_v4l2_debug(2, "[%d]-> type=%d", ctx->id, q->type); if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { while ((dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx))) { dst_buf->vb2_buf.planes[0].bytesused = 0; v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR); } } else { while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx))) v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR); } if ((q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q)) || (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE && vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q))) { mtk_v4l2_debug(1, "[%d]-> q type %d out=%d cap=%d", ctx->id, q->type, vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q), vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q)); return; } /* Release the encoder if both streams are stopped. */ ret = venc_if_deinit(ctx); if (ret) mtk_v4l2_err("venc_if_deinit failed=%d", ret); ctx->state = MTK_STATE_FREE; } static const struct vb2_ops mtk_venc_vb2_ops = { .queue_setup = vb2ops_venc_queue_setup, .buf_prepare = vb2ops_venc_buf_prepare, .buf_queue = vb2ops_venc_buf_queue, .wait_prepare = vb2_ops_wait_prepare, .wait_finish = vb2_ops_wait_finish, .start_streaming = vb2ops_venc_start_streaming, .stop_streaming = vb2ops_venc_stop_streaming, }; static int mtk_venc_encode_header(void *priv) { struct mtk_vcodec_ctx *ctx = priv; int ret; struct vb2_v4l2_buffer *src_buf, *dst_buf; struct mtk_vcodec_mem bs_buf; struct venc_done_result enc_result; dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); if (!dst_buf) { mtk_v4l2_debug(1, "No dst buffer"); return -EINVAL; } bs_buf.va = vb2_plane_vaddr(&dst_buf->vb2_buf, 0); bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0); bs_buf.size = (size_t)dst_buf->vb2_buf.planes[0].length; mtk_v4l2_debug(1, "[%d] buf id=%d va=0x%p dma_addr=0x%llx size=%zu", ctx->id, dst_buf->vb2_buf.index, bs_buf.va, (u64)bs_buf.dma_addr, bs_buf.size); ret = venc_if_encode(ctx, VENC_START_OPT_ENCODE_SEQUENCE_HEADER, NULL, &bs_buf, &enc_result); if (ret) { dst_buf->vb2_buf.planes[0].bytesused = 0; ctx->state = MTK_STATE_ABORT; v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR); mtk_v4l2_err("venc_if_encode failed=%d", ret); return -EINVAL; } src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx); if (src_buf) { dst_buf->vb2_buf.timestamp = src_buf->vb2_buf.timestamp; dst_buf->timecode = src_buf->timecode; } else { mtk_v4l2_err("No timestamp for the header buffer."); } ctx->state = MTK_STATE_HEADER; dst_buf->vb2_buf.planes[0].bytesused = enc_result.bs_size; v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE); return 0; } static int mtk_venc_param_change(struct mtk_vcodec_ctx *ctx) { struct venc_enc_param enc_prm; struct vb2_v4l2_buffer *vb2_v4l2 = v4l2_m2m_next_src_buf(ctx->m2m_ctx); struct mtk_video_enc_buf *mtk_buf = container_of(vb2_v4l2, struct mtk_video_enc_buf, vb); int ret = 0; memset(&enc_prm, 0, sizeof(enc_prm)); if (mtk_buf->param_change == MTK_ENCODE_PARAM_NONE) return 0; if (mtk_buf->param_change & MTK_ENCODE_PARAM_BITRATE) { enc_prm.bitrate = mtk_buf->enc_params.bitrate; mtk_v4l2_debug(1, "[%d] id=%d, change param br=%d", ctx->id, mtk_buf->vb.vb2_buf.index, enc_prm.bitrate); ret |= venc_if_set_param(ctx, VENC_SET_PARAM_ADJUST_BITRATE, &enc_prm); } if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FRAMERATE) { enc_prm.frm_rate = mtk_buf->enc_params.framerate_num / mtk_buf->enc_params.framerate_denom; mtk_v4l2_debug(1, "[%d] id=%d, change param fr=%d", ctx->id, mtk_buf->vb.vb2_buf.index, enc_prm.frm_rate); ret |= venc_if_set_param(ctx, VENC_SET_PARAM_ADJUST_FRAMERATE, &enc_prm); } if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_GOP_SIZE) { enc_prm.gop_size = mtk_buf->enc_params.gop_size; mtk_v4l2_debug(1, "change param intra period=%d", enc_prm.gop_size); ret |= venc_if_set_param(ctx, VENC_SET_PARAM_GOP_SIZE, &enc_prm); } if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FORCE_INTRA) { mtk_v4l2_debug(1, "[%d] id=%d, change param force I=%d", ctx->id, mtk_buf->vb.vb2_buf.index, mtk_buf->enc_params.force_intra); if (mtk_buf->enc_params.force_intra) ret |= venc_if_set_param(ctx, VENC_SET_PARAM_FORCE_INTRA, NULL); } mtk_buf->param_change = MTK_ENCODE_PARAM_NONE; if (ret) { ctx->state = MTK_STATE_ABORT; mtk_v4l2_err("venc_if_set_param %d failed=%d", mtk_buf->param_change, ret); return -1; } return 0; } /* * v4l2_m2m_streamoff() holds dev_mutex and waits mtk_venc_worker() * to call v4l2_m2m_job_finish(). * If mtk_venc_worker() tries to acquire dev_mutex, it will deadlock. * So this function must not try to acquire dev->dev_mutex. * This means v4l2 ioctls and mtk_venc_worker() can run at the same time. * mtk_venc_worker() should be carefully implemented to avoid bugs. */ static void mtk_venc_worker(struct work_struct *work) { struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx, encode_work); struct vb2_v4l2_buffer *src_buf, *dst_buf; struct venc_frm_buf frm_buf; struct mtk_vcodec_mem bs_buf; struct venc_done_result enc_result; int ret, i; /* check dst_buf, dst_buf may be removed in device_run * to stored encdoe header so we need check dst_buf and * call job_finish here to prevent recursion */ dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); if (!dst_buf) { v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx); return; } src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx); memset(&frm_buf, 0, sizeof(frm_buf)); for (i = 0; i < src_buf->vb2_buf.num_planes ; i++) { frm_buf.fb_addr[i].dma_addr = vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, i); frm_buf.fb_addr[i].size = (size_t)src_buf->vb2_buf.planes[i].length; } bs_buf.va = vb2_plane_vaddr(&dst_buf->vb2_buf, 0); bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0); bs_buf.size = (size_t)dst_buf->vb2_buf.planes[0].length; mtk_v4l2_debug(2, "Framebuf PA=%llx Size=0x%zx;PA=0x%llx Size=0x%zx;PA=0x%llx Size=%zu", (u64)frm_buf.fb_addr[0].dma_addr, frm_buf.fb_addr[0].size, (u64)frm_buf.fb_addr[1].dma_addr, frm_buf.fb_addr[1].size, (u64)frm_buf.fb_addr[2].dma_addr, frm_buf.fb_addr[2].size); ret = venc_if_encode(ctx, VENC_START_OPT_ENCODE_FRAME, &frm_buf, &bs_buf, &enc_result); dst_buf->vb2_buf.timestamp = src_buf->vb2_buf.timestamp; dst_buf->timecode = src_buf->timecode; if (enc_result.is_key_frm) dst_buf->flags |= V4L2_BUF_FLAG_KEYFRAME; if (ret) { v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR); dst_buf->vb2_buf.planes[0].bytesused = 0; v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR); mtk_v4l2_err("venc_if_encode failed=%d", ret); } else { v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); dst_buf->vb2_buf.planes[0].bytesused = enc_result.bs_size; v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE); mtk_v4l2_debug(2, "venc_if_encode bs size=%d", enc_result.bs_size); } v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx); mtk_v4l2_debug(1, "<=== src_buf[%d] dst_buf[%d] venc_if_encode ret=%d Size=%u===>", src_buf->vb2_buf.index, dst_buf->vb2_buf.index, ret, enc_result.bs_size); } static void m2mops_venc_device_run(void *priv) { struct mtk_vcodec_ctx *ctx = priv; if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) && (ctx->state != MTK_STATE_HEADER)) { /* encode h264 sps/pps header */ mtk_venc_encode_header(ctx); queue_work(ctx->dev->encode_workqueue, &ctx->encode_work); return; } mtk_venc_param_change(ctx); queue_work(ctx->dev->encode_workqueue, &ctx->encode_work); } static int m2mops_venc_job_ready(void *m2m_priv) { struct mtk_vcodec_ctx *ctx = m2m_priv; if (ctx->state == MTK_STATE_ABORT || ctx->state == MTK_STATE_FREE) { mtk_v4l2_debug(3, "[%d]Not ready: state=0x%x.", ctx->id, ctx->state); return 0; } return 1; } static void m2mops_venc_job_abort(void *priv) { struct mtk_vcodec_ctx *ctx = priv; ctx->state = MTK_STATE_ABORT; } const struct v4l2_m2m_ops mtk_venc_m2m_ops = { .device_run = m2mops_venc_device_run, .job_ready = m2mops_venc_job_ready, .job_abort = m2mops_venc_job_abort, }; void mtk_vcodec_enc_set_default_params(struct mtk_vcodec_ctx *ctx) { struct mtk_q_data *q_data; ctx->m2m_ctx->q_lock = &ctx->dev->dev_mutex; ctx->fh.m2m_ctx = ctx->m2m_ctx; ctx->fh.ctrl_handler = &ctx->ctrl_hdl; INIT_WORK(&ctx->encode_work, mtk_venc_worker); ctx->colorspace = V4L2_COLORSPACE_REC709; ctx->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT; ctx->quantization = V4L2_QUANTIZATION_DEFAULT; ctx->xfer_func = V4L2_XFER_FUNC_DEFAULT; q_data = &ctx->q_data[MTK_Q_DATA_SRC]; memset(q_data, 0, sizeof(struct mtk_q_data)); q_data->visible_width = DFT_CFG_WIDTH; q_data->visible_height = DFT_CFG_HEIGHT; q_data->coded_width = DFT_CFG_WIDTH; q_data->coded_height = DFT_CFG_HEIGHT; q_data->field = V4L2_FIELD_NONE; q_data->fmt = &mtk_video_formats[OUT_FMT_IDX]; v4l_bound_align_image(&q_data->coded_width, MTK_VENC_MIN_W, MTK_VENC_MAX_W, 4, &q_data->coded_height, MTK_VENC_MIN_H, MTK_VENC_MAX_H, 5, 6); if (q_data->coded_width < DFT_CFG_WIDTH && (q_data->coded_width + 16) <= MTK_VENC_MAX_W) q_data->coded_width += 16; if (q_data->coded_height < DFT_CFG_HEIGHT && (q_data->coded_height + 32) <= MTK_VENC_MAX_H) q_data->coded_height += 32; q_data->sizeimage[0] = q_data->coded_width * q_data->coded_height+ ((ALIGN(q_data->coded_width, 16) * 2) * 16); q_data->bytesperline[0] = q_data->coded_width; q_data->sizeimage[1] = (q_data->coded_width * q_data->coded_height) / 2 + (ALIGN(q_data->coded_width, 16) * 16); q_data->bytesperline[1] = q_data->coded_width; q_data = &ctx->q_data[MTK_Q_DATA_DST]; memset(q_data, 0, sizeof(struct mtk_q_data)); q_data->coded_width = DFT_CFG_WIDTH; q_data->coded_height = DFT_CFG_HEIGHT; q_data->fmt = &mtk_video_formats[CAP_FMT_IDX]; q_data->field = V4L2_FIELD_NONE; ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] = DFT_CFG_WIDTH * DFT_CFG_HEIGHT; ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] = 0; } int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx) { const struct v4l2_ctrl_ops *ops = &mtk_vcodec_enc_ctrl_ops; struct v4l2_ctrl_handler *handler = &ctx->ctrl_hdl; v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT); v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE, 1, 4000000, 1, 4000000); v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 2, 1, 0); v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE, 0, 1, 1, 1); v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_MAX_QP, 0, 51, 1, 51); v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_I_PERIOD, 0, 65535, 1, 0); v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE, 0, 65535, 1, 0); v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE, 0, 1, 1, 0); v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME, 0, 0, 0, 0); v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_HEADER_MODE, V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME, 0, V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE); v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_PROFILE, V4L2_MPEG_VIDEO_H264_PROFILE_HIGH, 0, V4L2_MPEG_VIDEO_H264_PROFILE_HIGH); v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_LEVEL, V4L2_MPEG_VIDEO_H264_LEVEL_4_2, 0, V4L2_MPEG_VIDEO_H264_LEVEL_4_0); if (handler->error) { mtk_v4l2_err("Init control handler fail %d", handler->error); return handler->error; } v4l2_ctrl_handler_setup(&ctx->ctrl_hdl); return 0; } int mtk_vcodec_enc_queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq) { struct mtk_vcodec_ctx *ctx = priv; int ret; /* Note: VB2_USERPTR works with dma-contig because mt8173 * support iommu * https://patchwork.kernel.org/patch/8335461/ * https://patchwork.kernel.org/patch/7596181/ */ src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; src_vq->drv_priv = ctx; src_vq->buf_struct_size = sizeof(struct mtk_video_enc_buf); src_vq->ops = &mtk_venc_vb2_ops; src_vq->mem_ops = &vb2_dma_contig_memops; src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; src_vq->lock = &ctx->dev->dev_mutex; src_vq->dev = &ctx->dev->plat_dev->dev; ret = vb2_queue_init(src_vq); if (ret) return ret; dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; dst_vq->drv_priv = ctx; dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); dst_vq->ops = &mtk_venc_vb2_ops; dst_vq->mem_ops = &vb2_dma_contig_memops; dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; dst_vq->lock = &ctx->dev->dev_mutex; dst_vq->dev = &ctx->dev->plat_dev->dev; return vb2_queue_init(dst_vq); } int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx) { struct mtk_vcodec_dev *dev = ctx->dev; mutex_unlock(&dev->enc_mutex); return 0; } int mtk_venc_lock(struct mtk_vcodec_ctx *ctx) { struct mtk_vcodec_dev *dev = ctx->dev; mutex_lock(&dev->enc_mutex); return 0; } void mtk_vcodec_enc_release(struct mtk_vcodec_ctx *ctx) { int ret = venc_if_deinit(ctx); if (ret) mtk_v4l2_err("venc_if_deinit failed=%d", ret); ctx->state = MTK_STATE_FREE; }
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with Cregit http://github.com/cregit/cregit
Version 2.0-RC1